101 514 899 Exponent Status

Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

M_n

Status

Details

Tested as composite (unverified): unconfirmed Lucas-Lehmer test says not-prime

TF

No factors below 2⁷⁷

TF target 2⁷⁶

P-1

B1 =	480000
B2 =	69010200

Status	Date	User	Residue	Shift
Unverified	2020-07-28	curtisc	B7DDB2A76C12FA__	67898464

Assigned

Assigned	User	Work Type	Stage	% Done	Updated	Expired
2024-11-08	-Anonymous-	LL double-check		0.00 %	2024-11-08

History

Date	User	Type	Result
2023-03-04	Mark Rose	NF-PM1	B1=480000, B2=69010200
2020-07-28	curtisc	C-LL	B7DDB2A76C12FA__
2020-06-17	curtisc	NF-PM1	B1=920000
2020-06-13	RichD0	NF	no factor from 2^76 to 2^77
2020-06-13	ktony	NF	no factor from 2^75 to 2^76
2020-06-13	ktony	NF	no factor from 2^74 to 2^75
2020-03-24	Hans Loeblich	NF	no factor from 2^73 to 2^74
2020-03-14	el grocco	NF	no factor from 2^72 to 2^73
2014-12-02	seban	NF	no factor from 2^71 to 2^72
2014-07-09	SMoffat	NF	no factor from 2^70 to 2^71
2014-05-31	SMoffat	NF	no factor from 2^69 to 2^70
2013-11-13	-Anonymous-	NF	no factor from 2^68 to 2^69
2013-08-26	Robish	NF	no factor from 2^67 to 2^68
2013-08-26	PascalBieri	NF	no factor from 2^66 to 2^67
2012-04-26	Richard	NF	no factor from 2^65 to 2^66
2010-08-14	sasaki3	NF	no factor from 2^64 to 2^65
2010-03-29	1997rj7	NF	no factor from 2^63 to 2^64